제출 #13946

#제출 시각아이디문제언어결과실행 시간메모리
13946ainta이상한 수열 (OJUZ10_bizarre)C++98
100 / 100
14 ms1476 KiB
#include<stdio.h>
#include<algorithm>
using namespace std;
int w[101000], n, m, c;
int main(){
	int i, t;
	scanf("%d", &n);
	for (i = 1; i <= n; i++){
		scanf("%d", &w[i]);
	}
	scanf("%d", &m);
	if (m <= n){
		printf("%d\n", w[m]);
		return 0;
	}
	sort(w + 1, w + n + 1);
	for (i = 1; i <= n; i++){
		if (i == 1 || w[i] != w[i - 1])c++;
	}
	for (i = 1; i <= n; i++)if (w[i] >= c)break;
	t = i;
	if (t == n + 1 || w[t] - c > m - (n+1)){
		printf("%d\n", m - (n + 1) + c);
	}
	else printf("%d\n", w[t]);
}
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